Fuel Economy

Plug-in electric cars are slowly becoming more common, but internal-combustion engines will remain a significant presence on the world's roads for decades to come yet. That means automakers will continue trying to squeeze ever-greater efficiency out of these engines, making them more complex in the... read more

The Ford Mustang isn't usually the first vehicle that comes to mind when thinking about fuel-efficient cars. But a new Mustang recently won the title of most-improved fuel... read moreNovember 4, 2016 by Stephen Edelstein

Low gas prices and high sales of crossovers and SUVs have led critics of current U.S. emissions standards to question whether automakers can continue meeting those standards... read moreNovember 3, 2016 by Stephen Edelstein

While it plans to launch 10 new electric cars by 2025, Mercedes-Benz is far from done trying to improve the efficiency of internal-combustion engines. The German luxury... read moreNovember 1, 2016 by Stephen Edelstein

Stricter global emissions standards have led many automakers to downsize engines, but that trend may be about to reverse itself. Cutting displacement is a relatively... read moreOctober 31, 2016 by Stephen Edelstein

To meet stricter global emissions standards, carmakers are trying to squeeze every last bit of efficiency out of internal-combustion engines. That has led Infiniti to turn to... read moreOctober 6, 2016 by Stephen Edelstein

Current Corporate Average Fuel Economy standards require U.S. automakers to achieve a fleet average of 54.5 mpg (equivalent to roughly 40 mpg on the window sticker) by 2025... read moreOctober 5, 2016 by Stephen Edelstein

Right now, the debate over the future of Corporate Average Fuel Economy (CAFE) standards is in full swing. Today, they call for a fleet average of 54.5 mpg (or about 38 mpg... read moreSeptember 27, 2016 by Stephen Edelstein

To say three-wheeled vehicles are rare in the North American car market would be an understatement. Traditionally, motorcycles have two wheels, and passenger cars and light... read moreSeptember 15, 2016 by John Voelcker

The lobbyists for automakers have made their views on Corporate Average Fuel Economy (CAFE) standards through 2025 quite clear. The majority of carmakers would prefer to see... read moreSeptember 15, 2016 by Stephen Edelstein

The Volkswagen diesel scandal has thrown a bright spotlight on the way new cars and trucks are tested for compliance with emissions standards. The German carmaker's use of... read moreSeptember 9, 2016 by Stephen Edelstein

For several decades, the station wagon was the default car choice for most U.S. families. But now those families clamor for SUVs instead, and wagons are virtually nonexistent... read moreSeptember 7, 2016 by Stephen Edelstein

Beginning next month, buyers will be able to order the 2017 Ford F-150 full-size pickup truck with a new 10-speed automatic transmission. The transmission—co-developed... read moreSeptember 2, 2016 by Stephen Edelstein

The recent release of a "Technical Assessment Report" on automakers' efforts to meet Corporate Average Fuel Economy (CAFE) standards has kicked off a debate over whether... read moreAugust 29, 2016 by Stephen Edelstein